DESCRIPTIONS OF mSECTS 



SELECTED FROM THB 



MAMJSCRIPTS OF DR. HARRIS. 



ORTHOPTERA. 



Aerydium femur rubrum De Geer, 



Griseous; head, sides of thorax and abdomen beneath, and an oblique line 

 on the side of the metathorax yellowy posterior thighs sanguineous beneath, 

 yellowish on the inside, with three black spots; posterior tibias sanguineous. 

 Length S 9 lines; ? 10-13 lines (French). 



Head above griseous, face and cheeks greenish yellow ; a blackish spot 

 behind the eye; antennae in the male rather longer, in the female rather 

 shorter than the thorax, filifoi-m, reddish or yellowish at base, fuscous at tip. 

 Thorax griseous and plane above, with a dorsal, capillary, elevated line, 

 which is interrupted in the middle; the sides and beneath greenish yellow; 

 a blackish spot on each side of the prothorax, contiguous with the one be- 

 hind the eye. Metathorax with a bright yellow oblique line on each side, 

 beginning near the ai-ticulation of the wing, and extending to the posterior 

 coxa. Hemelytra griseous, with a longitudinal series of small fuscous spots 

 in the middle of each; Avings diaphanous, slightly tinged with pale greenish 

 yellow at base and behind, and with fuscous nervures. Legs griseous, 

 hinder thighs sanguineous beneath, yellowish within and marked above and 

 partially on the Inside with three black spots; extremity black; posterior 

 tibiae sanguineous, the spines black. Abdomen above griseous, margins of 

 the segments pale ; beneath yellow. 



